linux-kernel - Re: [PATCH v2 2/4] PCI: of: Drop 'No bus range found' message

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Message-ID: <cdcf4605-89ac-4631-9b8d-a905d85ef154@linux.intel.com>
Date: Tue, 14 Jan 2025 16:31:36 -0800
From: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@...ux.intel.com>
To: Bjorn Helgaas <helgaas@...nel.org>, Rob Herring <robh@...nel.org>
Cc: "David S . Miller" <davem@...emloft.net>,
 Andreas Larsson <andreas@...sler.com>, sparclinux@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
 Bjorn Helgaas <bhelgaas@...gle.com>
Subject: Re: [PATCH v2 2/4] PCI: of: Drop 'No bus range found' message


On 1/13/25 3:15 PM, Bjorn Helgaas wrote:
> From: Bjorn Helgaas <bhelgaas@...gle.com>
>
> The typical bus range for a host bridge is [bus 00-ff], and
> devm_of_pci_get_host_bridge_resources() defaults to that unless DT contains
> a "bus-range" property.
>
> devm_of_pci_get_host_bridge_resources() previously emitted a message when
> there was no "bus-range" property, but that seems unnecessary for this
> common situation.  Remove the message.
>
> Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
> ---

Reviewed-by: Kuppuswamy Sathyanarayanan 
<sathyanarayanan.kuppuswamy@...ux.intel.com>

>   drivers/pci/of.c | 2 --
>   1 file changed, 2 deletions(-)
>
> diff --git a/drivers/pci/of.c b/drivers/pci/of.c
> index 2f579b691f8e..48b9274b846e 100644
> --- a/drivers/pci/of.c
> +++ b/drivers/pci/of.c
> @@ -346,8 +346,6 @@ static int devm_of_pci_get_host_bridge_resources(struct device *dev,
>   		bus_range->start = busno;
>   		bus_range->end = bus_max;
>   		bus_range->flags = IORESOURCE_BUS;
> -		dev_info(dev, "  No bus range found for %pOF, using %pR\n",
> -			 dev_node, bus_range);
>   	} else {
>   		if (bus_range->end > bus_range->start + bus_max)
>   			bus_range->end = bus_range->start + bus_max;

-- 
Sathyanarayanan Kuppuswamy
Linux Kernel Developer